{"id":"https://openalex.org/W1548120238","doi":"https://doi.org/10.1109/icme.2004.1394698","title":"Breaking the clock face HIP [Web services human interactive proofs]","display_name":"Breaking the clock face HIP [Web services human interactive proofs]","publication_year":2005,"publication_date":"2005-03-21","ids":{"openalex":"https://openalex.org/W1548120238","doi":"https://doi.org/10.1109/icme.2004.1394698","mag":"1548120238"},"language":"en","primary_location":{"id":"doi:10.1109/icme.2004.1394698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2004.1394698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Multimedia and Expo (ICME) (IEEE Cat. No.04TH8763)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5061239221","display_name":"Zhenqiu Zhang","orcid":"https://orcid.org/0000-0003-2332-5935"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Zhenqiu Zhang","raw_affiliation_strings":["Beckman Institute for Advance Technology, University of Illinois, Urbana-Champaign, USA"],"affiliations":[{"raw_affiliation_string":"Beckman Institute for Advance Technology, University of Illinois, Urbana-Champaign, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100728762","display_name":"Yong Rui","orcid":"https://orcid.org/0000-0002-9142-5914"},"institutions":[{"id":"https://openalex.org/I1290206253","display_name":"Microsoft (United States)","ror":"https://ror.org/00d0nc645","country_code":"US","type":"company","lineage":["https://openalex.org/I1290206253"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yong Rui","raw_affiliation_strings":["Microsoft Corporation, Redmond, WA, USA"],"affiliations":[{"raw_affiliation_string":"Microsoft Corporation, Redmond, WA, USA","institution_ids":["https://openalex.org/I1290206253"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101457343","display_name":"T.S. Huang","orcid":"https://orcid.org/0000-0003-1513-1356"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T. Huang","raw_affiliation_strings":["Beckman Institute for Advance Technology, University of Illinois, Urbana-Champaign, USA"],"affiliations":[{"raw_affiliation_string":"Beckman Institute for Advance Technology, University of Illinois, Urbana-Champaign, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004263326","display_name":"Cem Paya","orcid":null},"institutions":[{"id":"https://openalex.org/I1290206253","display_name":"Microsoft (United States)","ror":"https://ror.org/00d0nc645","country_code":"US","type":"company","lineage":["https://openalex.org/I1290206253"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C. Paya","raw_affiliation_strings":["Microsoft Corporation, Redmond, WA, USA"],"affiliations":[{"raw_affiliation_string":"Microsoft Corporation, Redmond, WA, USA","institution_ids":["https://openalex.org/I1290206253"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5061239221"],"corresponding_institution_ids":["https://openalex.org/I157725225"],"apc_list":null,"apc_paid":null,"fwci":0.8053,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.83147097,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"2167","last_page":"2170"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7438925504684448},{"id":"https://openalex.org/keywords/mathematical-proof","display_name":"Mathematical proof","score":0.6722814440727234},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.5757972002029419},{"id":"https://openalex.org/keywords/web-application","display_name":"Web application","score":0.46967631578445435},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.4414573609828949},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4331860840320587},{"id":"https://openalex.org/keywords/web-service","display_name":"Web service","score":0.43026003241539},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.4095470905303955},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.383194237947464},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.3346981704235077}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7438925504684448},{"id":"https://openalex.org/C108710211","wikidata":"https://www.wikidata.org/wiki/Q11538","display_name":"Mathematical proof","level":2,"score":0.6722814440727234},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.5757972002029419},{"id":"https://openalex.org/C118643609","wikidata":"https://www.wikidata.org/wiki/Q189210","display_name":"Web application","level":2,"score":0.46967631578445435},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.4414573609828949},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4331860840320587},{"id":"https://openalex.org/C35578498","wikidata":"https://www.wikidata.org/wiki/Q193424","display_name":"Web service","level":2,"score":0.43026003241539},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.4095470905303955},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.383194237947464},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.3346981704235077},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icme.2004.1394698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icme.2004.1394698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Multimedia and Expo (ICME) (IEEE Cat. No.04TH8763)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.800000011920929,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1545327785","https://openalex.org/W1583950051","https://openalex.org/W1600189620","https://openalex.org/W1974008446","https://openalex.org/W2024046085","https://openalex.org/W2032210760","https://openalex.org/W2566703758","https://openalex.org/W3097096317","https://openalex.org/W3214102110","https://openalex.org/W4244952642","https://openalex.org/W4254515799","https://openalex.org/W6632591765","https://openalex.org/W6804270185","https://openalex.org/W6903492759"],"related_works":["https://openalex.org/W4394650907","https://openalex.org/W154364797","https://openalex.org/W4254119641","https://openalex.org/W3196207352","https://openalex.org/W2951724202","https://openalex.org/W3084261076","https://openalex.org/W2576399385","https://openalex.org/W2963408011","https://openalex.org/W4236324517","https://openalex.org/W1586813864"],"abstract_inverted_index":{"Web":[0,57],"services":[1,58],"designed":[2],"for":[3,81,114],"human":[4,48,66,82,115],"users":[5],"are":[6],"being":[7],"abused":[8],"by":[9,62],"computer":[10],"programs":[11],"(bots).":[12],"The":[13],"bots":[14,64,86],"steal":[15],"thousands":[16],"of":[17],"free":[18],"email":[19],"accounts":[20],"in":[21,25,34],"a":[22,43,69,91,102,107],"minute,":[23],"participate":[24],"online":[26],"polls":[27],"to":[28,55,72,77,116,121],"skew":[29],"results,":[30],"and":[31,83,111],"irritate":[32],"people":[33],"chat":[35],"rooms.":[36],"These":[37],"real-world":[38],"issues":[39],"have":[40],"recently":[41],"generated":[42],"new":[44,92],"research":[45],"area":[46],"called":[47],"interactive":[49],"proofs":[50],"(HIP),":[51],"whose":[52],"goal":[53],"is":[54,90,96,106],"defend":[56],"from":[59,65,101],"malicious":[60],"attacks":[61,122],"differentiating":[63],"users.":[67],"For":[68],"HIP":[70,93,135],"challenge":[71],"be":[73,78],"effective,":[74],"it":[75],"needs":[76,123],"both":[79],"easy":[80,113],"robust":[84],"against":[85],"attacks.":[87],"Recently,":[88],"there":[89],"design":[94],"which":[95],"based":[97],"on":[98],"telling":[99],"time":[100],"clock":[103,133],"face.":[104],"This":[105],"very":[108],"innovative":[109],"idea":[110],"quite":[112],"pass.":[117],"However,":[118],"its":[119],"robustness":[120],"verification.":[124],"We":[125],"present":[126],"an":[127],"algorithm":[128],"that":[129],"can":[130],"break":[131],"the":[132],"face":[134],"at":[136],"87.4%.":[137]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
